diff --git a/apps/openmw/mwmechanics/aitravel.cpp b/apps/openmw/mwmechanics/aitravel.cpp
index 65d43749bc..13ae2a592e 100644
--- a/apps/openmw/mwmechanics/aitravel.cpp
+++ b/apps/openmw/mwmechanics/aitravel.cpp
@@ -13,6 +13,15 @@
 #include <boost/graph/adjacency_list.hpp>
 #include "boost/tuple/tuple.hpp"
 
+namespace
+{
+    float sgn(float a)
+    {
+        if(a>0) return 1.;
+        else return -1.;
+    }
+}
+
 namespace MWMechanics
 {
 
@@ -26,12 +35,6 @@ namespace MWMechanics
         return new AiTravel(*this);
     }
 
-    static float sgn(float a)
-    {
-        if(a>0) return 1.;
-        else return -1.;
-    }
-
     bool AiTravel::execute (const MWWorld::Ptr& actor)
     {
         const ESM::Pathgrid *pathgrid =
diff --git a/apps/openmw/mwmechanics/pathfinding.cpp b/apps/openmw/mwmechanics/pathfinding.cpp
index 1d98674ef5..7c22e54701 100644
--- a/apps/openmw/mwmechanics/pathfinding.cpp
+++ b/apps/openmw/mwmechanics/pathfinding.cpp
@@ -4,10 +4,9 @@
 #include "boost/tuple/tuple.hpp"
 #include "OgreMath.h"
 
-namespace MWMechanics
+namespace
 {
-
-    //helpers functions
+	//helpers functions
     float distanceZCorrected(ESM::Pathgrid::Point point,float x,float y,float z)
     {
         return sqrt((point.mX - x)*(point.mX - x)+(point.mY - y)*(point.mY - y)+0.1*(point.mZ - z)*(point.mZ - z));
@@ -89,7 +88,10 @@ namespace MWMechanics
         const PathGridGraph & mGraph;
         PointID mGoal;
     };
+}
 
+namespace MWMechanics
+{
     PathGridGraph buildGraph(const ESM::Pathgrid* pathgrid,float xCell = 0,float yCell = 0)
     {
         PathGridGraph graph;